Our Partners

We recognise the power of working in partnership. For a number of years now, we have been building relationships – and undertaking projects – with a core of organisations that share our values, are experts in their respective fields, bring complementary skills, and add extra capacity. To demonstrate our commitment to work together deeply for the benefit of our clients, we have brought these organisations together under a single banner: Sonder. For further information visit www.sonder.group.

PPL has worked in partnership since our inception. Our partnership includes CICs, social enterprises and sector charities. We share a commitment to using our consulting work to support broader social and economic outcomes. When acting as a prime contractor, PPL makes no margin on partners’ work - we operate with a single, shared rate-card, helping ensure availability of the best in technical and sector specialist at the most competitive price. Please find below profiles of some of our key partners:

  • ASE


    ASE Consulting brings over 30 years’ experience supporting digital and technology driven programmes, across the public and private sector, in the UK and internationally: including the NHS, Department of Health, British Airways, KLM, TFL, Northern Ireland Water, Noonan, Crown Estates, The Home Office, HM Prisons, DECC, Ministry of Justice, Central and Local Government, MOD, Security Services, Attorney General’s Office, US Department of Defense as well as leading companies in Banking, Finance, Pharmaceutical and Retail. more
  • Baxendale Advisory Limited

    Baxendale Advisory Limited

    Baxendale is a specialist management consultancy focused on purpose, impact and passion for work.We work with those committed to creating positive impact for employees, clients and communities.Our core purpose drives everything we do. Our mission is to help solve society’s most important challenges.We only work with organisations who are committed to creating positive impact – for clients, employees and communities. more


    Cobic is an independent organisation offering specialist consultancy, products and technical solutions to health and care economies. PPL and Cobic are currently working in partnership on developing outcomes-based commissioning frameworks and transformational change across the public sector, including in relation to the development of "place-based" services and outcomes. more
  • Collaborate


    Collaborate help public services collaborate to tackle complex social challenges. Issues such as rising inequality, multiple needs, devolution and fairer economic growth require collaborative responses. We create partnerships that get beyond traditional silos to deliver credible change on the ground. Our clients and partners span local government, NHS, civil society and the private sector. We are values-led, not for profit and driven by a belief in the power of collaborative services as a force for social and economic progress. more
  • Cordis Bright

    Cordis Bright

    Cordis Bright is a consultancy and research firm specialising in children and young people's services, adult social care, criminal justice, community healthcare and the independent sector. Our clients include central government, local authorities, clinical commissioning groups, NHS Trusts and the independent sector. We have particular expertise in Children and young people’s services, Adult social care, Criminal justice, Community and public health services. more
  • Edge Health

    Edge Health

    We provide support to health and care managers to help them make better strategic, operational and planning decisions. We do this by providing bespoke consultancy advice and through the development of software that provides real-time data-driven insights that are available when they are most needed more
  • Essentia Trading Ltd

    Essentia Trading Ltd

    Essentia helps organisations to become more efficient and more effective. We combine commercial focus with public sector values, and our profits are invested back into the NHS. In 2013, Essentia Trading Limited was launched as Essentia’s commercial arm. We are a subsidiary business wholly owned by Guy’s and St Thomas’ NHS Foundation Trust and our profits are reinvested into the Trust. We operate as a separate limited liability company. more
  • Innovation Unit

    Innovation Unit

    Innovation Unit is a social enterprise that grows new solutions to complex social challenges. By making innovation happen we help create a world where more people belong and contribute to thriving societies. Our approach to innovation is based on ten years working with ambitious partners in the UK, Australia and around the world. more
  • Kings College London

    Kings College London

    King's College London was founded by King George IV and the Duke of Wellington (then Prime Minister) in 1829 as a university college in the tradition of the Church of England. It now welcomes staff and students of all faiths and beliefs.King's professors played a major part in nineteenth-century science and in extending higher education to women and working men through evening classes. The university has grown and developed through mergers with several institutions each with their own distinguished histories. more
  • LaingBuisson


    LaingBuisson, the leading healthcare market intelligence provider, has been serving clients for over 30 years with insights, data and analysis of health and social care market structures, policy and strategy. Our products and services are based on proprietary primary data and we are the only non-government data source cited by the Office for National Statistics (ONS) for the UK independent healthcare market. We help healthcare providers, commissioners, payors, investors and regulators to understand their markets, access their customers, increase profitability and deliver better quality care through market intelligence, consulting and data solutions. more
  • Mutual Ventures Limited

    Mutual Ventures Limited

    We work with local authorities, the NHS and other public bodies as well as VCSEs to transform public services. Our approach is based on our knowledge and commitment to public services and a ‘can do’ spirit. We understand that every client faces their own challenges and our team will work in partnership with you to find a solution that fits. more
  • NA Wilson

    NA Wilson

    N A Wilson Associates is a management consultancy working exclusively across health and social care providing cost effective support and strategic solutions to a wide range of clients. Our passion is helping clients to improve patients services in a lasting way by challenging current practice and providing new management tools that will help to deliver better outcomes long after our intervention. more
  • National Voices

    National Voices

    National Voices is the coalition of charities that stands for people being in control of their health and care. We work for a strong patient and citizen voice and services built around people. We stand up for voluntary organisations and their vital work for people’s health and care. We have more than 140 charity members and 20 professional and associate members. Our membership covers a diverse range of conditions and communities and connects with the experiences of millions of people. more
  • Social Care Institute for Excellence

    Social Care Institute for Excellence

    The Social Care Institute for Excellence (SCIE) improves the lives of people who use care services by sharing knowledge about what works. A leading improvement support agency and an independent charity working with adults’, families’ and children's care and support services across the UK, SCIE also work closely with related services such as health care and housing. PPL and SCIE work together to support both local, place-based transformation work - including in Hampshire & Isle of Wight and the London Borough of Croydon - as well as on national programmes for NHS England, the Department of Health and the Local Government Association. more
  • Social Finance

    Social Finance

    Social Finance is a not for profit organisation that partners with the government, the social sector and the financial community to find better ways of tackling social problems in the UK and beyond. Our unique 70-member team comprises individuals with substantial financial, consulting and social expertise who share a common passion for solving entrenched social problems. They work alongside a nonexecutive board of leading figures from the social, financial and governmental sectors. We design financial and advisory services and products for social sector organisations. more
  • Solid State Group

    Solid State Group

    For corporates, startups, consultants, and everything in between, we design and build new digital products, drag legacy technology up to date, and make all your systems work together. We're smart innovators, with experience to back it up: we remember the Roundabout before it was Silicon, and 14 years later we remain at the heart of it all, working with startups and corporations alike, swiftly creating and transforming systems that are built to last. more
  • SSAT


    SSAT (The Schools Network) Ltd is the largest and longest-standing network of schools in England, with over 2000 Secondary, Primary and Special Schools, plus members in Wales, Northern Ireland, USA, Australia, China and the Netherlands. At SSAT we believe that schools can be the liveliest, most inspiring communities on earth. They can set students up for life. more
  • Traverse


    Traverse help organisations who are dealing with complex and controversial issues to understand what the communities and people affected think about their projects and proposals. They use transparent processes and evidence-based tools to engage and weigh every voice, personal and professional, whether loudly proclaimed or seldom heard. more